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VRL expression reference

website/content/en/docs/reference/vrl/expressions.md

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Syntax

VRL programs can be constructed with the following syntax rules.

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Literal expressions

As in most other languages, literals in VRL are values written exactly as they are meant to be interpreted. Literals include things like strings, Booleans, and integers.

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Dynamic expressions

VRL is an expression-oriented language. A VRL program consists entirely of expressions and every expression returns a value.

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